.nav {
    width: 1200px;
    margin: 20px auto;
}

.nav li {
    border-bottom: #f3eeee 2px solid;
    padding: 20px;
}

.nav li h4:hover {
    color: #323cd7;
}

.nav li div {
    display: inline-block;
}

.nav li .left {
    width: 800px;
}

.nav li .right img {
    width: 200px;
}

.bottom_info {
    text-align: center;
    margin-top: 20px;
    font-size: 16px;
    color: #4b4848;
}

.top_info {
    text-align: center;
    margin-top: 20px;
    font-size: 16px;
    color: #4b4848;
}
.nav .left .time-info {
    font-size: 14px;
    color: #555666;
}